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How did life evolve on Earth? The answer to this question can help us understand our past and prepare for our future. Although evolution provides credible and reliable answers, polls show that many people turn away from science, seeking other explanations with which they are more comfortable....more

The Earth's one natural satellite, the Moon, is more than one quarter the size of Earth itself (3,474 km diameter). Because of its smaller size, the Moon's gravity is one-sixth of the Earth's gravity,...more

Astronomers may have found the Moon’s youngest crater. Created in 1953, the crater is believed to be the only one formed in recorded history. In 1953, a flash was seen on the Moon, probably from the impact...more